package com.example.demo.Controller;
public class Solution {
    public int minSubArrayLen(int target, int[] nums) {
        int n = nums.length, sum = 0, len = Integer.MAX_VALUE;
        for(int left = 0, right = 0; right< n; right++){
            sum += nums[right];
            while(sum >= target){
                len = Math.min(len, right - left+1);
                sum -= nums[left++];
            }
        }
        return len == Integer.MAX_VALUE ? 0 : len;
    }
}